CVE-2020-11834: Oppo Find x2 Pro Firmware

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

In /SM8250_Q_Master/android/vendor/oppo_charger/oppo/oppo_vooc.c, the function proc_fastchg_fw_update_write in proc_fastchg_fw_update_write does not check the parameter len, resulting in a vulnerability.

Affected products

• Oppo Find x2 Pro Firmware: affected versions not specified
• Oppo RENO3 Pro Firmware: affected versions not specified

Published 2020-12-31. Last modified 2026-06-17.